IRCT20200307046715N1 IRCT 2020-03-14 Mitropoleos 92 St Impact of diet plus exercise on endothelial function, arterial stiffness and blood pressure in stage 1 hypertensive patients: results from the ΗINTreat randomized, open-label trial HINTreat ΗINTreat 2637-04-21 anticipated 91 Pending https://irct.ir/trial/46451 interventional Randomization: Randomized, Blinding: Single blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: Randomization of participants to either the intensive lifestyle intervention treatment or the usual care group, was performed on blocks of 1, using the StatTrek software. Investigators, participants and statisticians were all aware of the allocation at every step of the progress, Blinding description: Participants were not aware of the group allocation or of the existence of other groups with different treatment protocols. Each participant performed the baseline and follow-up measurements alone, therefore no contact was performed with other participants. None of the examiners provided information on the two different treatments to the participants. N/A Hypertension. Intervention 1: Intervention group: receiving intensive lifestyle treatment concerning nutrition modification and exercise, in accordance with the ESH guidelines. In further detail, at baseline, the intervention group received a one-to-one a one hour nutrition education session with a registered dietitian, and a personalized diet plan. Emphasis was given on the dietary changes needed to be adhered, including an increase in fruit and vegetables consumption, a reduction in the salt intake, the effects of weight loss and the need for regular physical activity. Intervention 2: Control group: receiving baseline standard advise concerning lifestyle modifications, according to the ESH guidelines, without having a personalized diet plan or nutrition education sessions. No - There is not a plan to make this available Justification or reason for not sharing IPD is participants might be identified